Remove unnecessary `let`s and borrowing from `Waker::noop()` usage.

`Waker::noop()` now returns a `&'static Waker` reference, so it can be
passed directly to `Context` creation with no temporary lifetime issue.

8 files changed, 8 insertions, 16 deletions

diff --git a/tests/coverage/async.coverage b/tests/coverage/async.coverage
index 015e03d5165..23161458850 100644
--- a/tests/coverage/async.coverage
+++ b/tests/coverage/async.coverage
@@ -117,8 +117,7 @@
    LL|       |    #[coverage(off)]
    LL|       |    pub fn block_on<F: Future>(mut future: F) -> F::Output {
    LL|       |        let mut future = pin!(future);
-   LL|       |        let waker = Waker::noop();
-   LL|       |        let mut context = Context::from_waker(&waker);
+   LL|       |        let mut context = Context::from_waker(Waker::noop());
    LL|       |
    LL|       |        loop {
    LL|       |            if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
diff --git a/tests/coverage/async.rs b/tests/coverage/async.rs
index abc9e5f7f64..df29682968d 100644
--- a/tests/coverage/async.rs
+++ b/tests/coverage/async.rs
@@ -110,8 +110,7 @@ mod executor {
     #[coverage(off)]
     pub fn block_on<F: Future>(mut future: F) -> F::Output {
         let mut future = pin!(future);
-        let waker = Waker::noop();
-        let mut context = Context::from_waker(&waker);
+        let mut context = Context::from_waker(Waker::noop());
 
         loop {
             if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
diff --git a/tests/coverage/async2.coverage b/tests/coverage/async2.coverage
index acd83de9493..a69eefe72cb 100644
--- a/tests/coverage/async2.coverage
+++ b/tests/coverage/async2.coverage
@@ -41,8 +41,7 @@
    LL|       |    #[coverage(off)]
    LL|       |    pub fn block_on<F: Future>(mut future: F) -> F::Output {
    LL|       |        let mut future = pin!(future);
-   LL|       |        let waker = Waker::noop();
-   LL|       |        let mut context = Context::from_waker(&waker);
+   LL|       |        let mut context = Context::from_waker(Waker::noop());
    LL|       |
    LL|       |        loop {
    LL|       |            if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
diff --git a/tests/coverage/async2.rs b/tests/coverage/async2.rs
index 393573f7dc9..ae83f0103e6 100644
--- a/tests/coverage/async2.rs
+++ b/tests/coverage/async2.rs
@@ -39,8 +39,7 @@ mod executor {
     #[coverage(off)]
     pub fn block_on<F: Future>(mut future: F) -> F::Output {
         let mut future = pin!(future);
-        let waker = Waker::noop();
-        let mut context = Context::from_waker(&waker);
+        let mut context = Context::from_waker(Waker::noop());
 
         loop {
             if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
diff --git a/tests/coverage/async_block.coverage b/tests/coverage/async_block.coverage
index 297397ca26c..0e24b80124f 100644
--- a/tests/coverage/async_block.coverage
+++ b/tests/coverage/async_block.coverage
@@ -24,8 +24,7 @@
    LL|       |    #[coverage(off)]
    LL|       |    pub fn block_on<F: Future>(mut future: F) -> F::Output {
    LL|       |        let mut future = pin!(future);
-   LL|       |        let waker = Waker::noop();
-   LL|       |        let mut context = Context::from_waker(&waker);
+   LL|       |        let mut context = Context::from_waker(Waker::noop());
    LL|       |
    LL|       |        loop {
    LL|       |            if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
diff --git a/tests/coverage/async_block.rs b/tests/coverage/async_block.rs
index 9d8647bf1f2..f94bcfe3193 100644
--- a/tests/coverage/async_block.rs
+++ b/tests/coverage/async_block.rs
@@ -23,8 +23,7 @@ mod executor {
     #[coverage(off)]
     pub fn block_on<F: Future>(mut future: F) -> F::Output {
         let mut future = pin!(future);
-        let waker = Waker::noop();
-        let mut context = Context::from_waker(&waker);
+        let mut context = Context::from_waker(Waker::noop());
 
         loop {
             if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
diff --git a/tests/coverage/closure_macro_async.coverage b/tests/coverage/closure_macro_async.coverage
index 2c9bd4ac97a..2336d4d0528 100644
--- a/tests/coverage/closure_macro_async.coverage
+++ b/tests/coverage/closure_macro_async.coverage
@@ -54,8 +54,7 @@
    LL|       |    #[coverage(off)]
    LL|       |    pub fn block_on<F: Future>(mut future: F) -> F::Output {
    LL|       |        let mut future = pin!(future);
-   LL|       |        let waker = Waker::noop();
-   LL|       |        let mut context = Context::from_waker(&waker);
+   LL|       |        let mut context = Context::from_waker(Waker::noop());
    LL|       |
    LL|       |        loop {
    LL|       |            if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
diff --git a/tests/coverage/closure_macro_async.rs b/tests/coverage/closure_macro_async.rs
index a7f0cabb4c2..9f5721b5e26 100644
--- a/tests/coverage/closure_macro_async.rs
+++ b/tests/coverage/closure_macro_async.rs
@@ -53,8 +53,7 @@ mod executor {
     #[coverage(off)]
     pub fn block_on<F: Future>(mut future: F) -> F::Output {
         let mut future = pin!(future);
-        let waker = Waker::noop();
-        let mut context = Context::from_waker(&waker);
+        let mut context = Context::from_waker(Waker::noop());
 
         loop {
             if let Poll::Ready(val) = future.as_mut().poll(&mut context) {